/*
public class MouseWheelEventDemo implements MouseWheelListener {
 public MouseWheelEventDemo() {
   addMouseWheelListener(this);
 }
 public void mouseWheelMoved(MouseWheelEvent e) {
   String message;
   int notches = e.getWheelRotation();
   if (notches < 0) {
     message = "Mouse wheel moved UP "
       + -notches + " notch";
   } 
   else {
     message = "Mouse wheel moved DOWN "
       + notches + " notch";
   }
   println(message);
 }
}
*/
